SPACER,RING
DIBBS awards by month · trailing 12 mo
2 total
Price to win
From deduped DIBBS award lines (unit cost × quantity). Not a bid recommendation — observed history only.
Average unit cost
$13.99
Weighted average
$13.64
Weighted by quantity
Observed range
$12.68–$16.07
Coverage
20 awards
Jun 15, 2018 – Jun 8, 2026
Average: $13.99 · Weighted avg: $13.64 · Range: $12.68–$16.07 · Based on 20 awards, Jun 15, 2018–Jun 8, 2026.
Unit cost by award date · 20 priced lines
DIBBS award history
Distinct award lines for this NSN (deduped). Line total is unit cost × quantity.
20 distinct award lines
| Date | Manufacturer | Qty × unit | Total | Contract |
|---|---|---|---|---|
| Jun 8, 2026 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 132 × $13.39 | $1,767 | SPE4A726PC127 |
| Feb 6, 2026 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 138 × $13.45 | $1,856 | SPE4A726F2929 |
| Feb 18, 2025 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 70 × $13.45 | $942 | SPE4A725F3385P00001 |
| Dec 30, 2024 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 72 × $12.68 | $913 | SPE4A725F2621 |
| Oct 9, 2024 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 210 × $12.68 | $2,663 | SPE4A725F0060 |
| May 3, 2024 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 78 × $12.68 | $989 | SPE4A724F7505 |
| Jan 11, 2024 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 70 × $13.06 | $914 | SPE4A724F4134P00001 |
| Oct 26, 2023 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 114 × $13.06 | $1,489 | SPE4A724F1022 |
| Jul 20, 2023 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 80 × $13.06 | $1,045 | SPE4A723F025F |
| Jun 1, 2023 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 210 × $13.06 | $2,743 | SPE4A723F8908 |
| Jan 18, 2023 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 73 × $12.87 | $940 | SPE4A723F3712 |
| Sep 26, 2022 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 70 × $12.87 | $901 | SPE4A722F160CP00003 |
| Apr 26, 2022 | 4U6M9AMERICAN DEFENSE COMPONENTS, LLCSTAMPS, ARSAM | 70 × $12.87 | $901 | SPE4A722F8343 |
| May 22, 2019 | 385W5STARBUCK MACHINING, INC.HOLLAND, MISAM | 57 × $16.07 | $916 | SPE4A619F347W |
| Mar 18, 2019 | 385W5STARBUCK MACHINING, INC.HOLLAND, MISAM | 49 × $16.07 | $787 | SPE4A619F148Y |
Manufacturers who have won this NSN
Distinct CAGEs with a confirmed DIBBS award line for this part — each opens the manufacturer page.
Approved manufacturers
Qualified to supply per MCRL — no confirmed DIBBS award on record for this NSN. Each CAGE opens the manufacturer page.
PN 735399
Characteristics
FLIS item characteristics from PUB LOG identification.
| Characteristic | Value |
|---|---|
| INSIDE DIAMETER | INCHES MINIMUM 1.188 AND INCHES MAXIMUM 1.190 |
| MATERIAL | STEEL COMP 1020 |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE MATERIAL RESPONSE QQ-S-633 |
| OUTSIDE DIAMETER | INCHES MINIMUM 1.428 AND INCHES MAXIMUM 1.448 |
| OVERALL THICKNESS | INCHES MINIMUM 0.115 AND INCHES MAXIMUM 0.135 |
| PROPRIETARY CHARACTERISTICS | PACS |
| SPECIAL FEATURES | COUNTEBORED ONE END WITH 1.344 IN. DIA |
Open buys
DIBBS · quotes by Sep 28, 2026 · UNRESTRICTED
